Find the following metaphors in the text and match them to their correct meanings from the list (sometimes, the context can help you to work out the meaning of the metaphores).

choosing an unsuccessful plan or candidate

backing the wrong horse

a hidden enemy

a snake in the grass

accepting something without examining it

buying a pig in a poke

behaving in a rough and awkward manner, e.g. knocking into and breaking things

a bull in a china shop

selfish behaviour

a dog in the manger

withholding one's real intentions until the last minute

a stalking horse

a deceptive gift

a Trojan horse

dangerous and unreliable company

a fox in a hen-house